Applications

UCC A542-AS – Cleaner for Conformal Coating

  • Item Name: UCC A542-AS
  • Manufacturer: UCC
  • Technologies: Water-based cleaning agent for conformal coating and solder paste removal
  • Color: Clear liquid
  • Cure Type: Not applicable
  • Package Size: 20L and 200L containers
  • Shelf Life: 5 years

1. Product Overview

UCC A542-AS is a water-based cleaning agent designed for removing conformal coating and solder paste effectively. It ensures steady printing quality, no solder balling, excellent solder results, and optimal coating cleaning. Its unique formulation leaves no residue on PCBs or pallets.

2. Applications

  • Conformal coating removal
  • Solder paste cleaning
  • SMT adhesive cleaning (Best Result)
  • Low solid flux residue removal
  • Rosin-based flux residue removal
  • Water-soluble flux residue removal

3. Typical Properties

Property Value
Appearance Clear liquid
Specific Gravity (@ 25°C) 0.94
pH Value 10
Flash Point None
Boiling Point 220°C
Cleaning Temperature 60°C
Application Concentration 25%
Cleaning Time 20 minutes
Solubility in Water Soluble

4. Recommended Process

  • Operating Concentration: < 20%
  • Operating Temperature: < 55°C
  • Rinsing: DI Water / UCC A542-AS
  • Drying: Air Dry

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